B-type star · blue-white star

Gamma Ara

Gamma Ara is a blue-white star in the constellation Ara 1,113 ly from Earth. Its surface is about 12,489 K, about 2.2 times the Sun's surface temperature, and it shines at 4,813× the Sun's brightness. At magnitude 3.3 it is bright enough to see with the naked eye; the light you see left it 1,113 years ago.

1,113 lybrightness mag 3.31B1Ib

Also catalogued as HR 6462 · HD 157246 · HIP 85267

12,489 K
temperature
3.31
apparent magnitude
4,813× ☉
luminosity vs Sun
B1Ib
spectral type
Distance & comparison with our Sun
1,113 years
at light speed from Earth
2.16×
as hot as the Sun
4,813×
the Sun's light output
-4.36
absolute magnitude
Explore from here · roam the neighborhood
Gamma AraB-type
Sky regionArathis direction
StarHR 643837 ly
StarHR 6487130 ly
StarHR 6622150 ly
StarBeta Arastar
StarAlpha Arastar
Nearest stars
Bright stars in Ara
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 3.3To see it no equipment neededLook toward Ara

Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.